Usa screenshot di pagina come sfondo heatmap al posto dell’iframe.

Cattura periodica client-side (con consenso), storage ActiveStorage e overlay allineato all’immagine.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/controllers/admin/analytics_controller.rb

@@ -75,7 +75,7 @@ module Admin
       @max_scroll = stats.maximum(:max_scroll_pct).to_i
       @avg_scroll = @scroll_samples.positive? ? (@scroll_sum.to_f / @scroll_samples).round : 0
       @grid = AnalyticsPageCell::GRID_SIZE
-      @preview_url = preview_url_for(@page_path)
+      @snapshot = find_snapshot(@page_path, @filters[:device])
     end
 
     private
@@ -88,11 +88,14 @@ module Admin
       nil
     end
 
-    def preview_url_for(path)
-      return nil if path.blank?
-      return nil if path.include?(":")
+    def find_snapshot(page_path, device)
+      scope = AnalyticsPageSnapshot.where(page_path: page_path)
+      if device.present? && AnalyticsEvent::DEVICES.include?(device)
+        snap = scope.find_by(device: device)
+        return snap if snap&.image&.attached?
+      end
 
-      "#{MatchLiveTv.app_public_url.chomp('/')}#{path}"
+      scope.order(captured_at: :desc).detect { |s| s.image.attached? }
     end
   end
 end